Rolling along the single-track Peoria Sub through Illinois on a trip up from St. Louis.
The UP Centennial 6939 is showing 'big power!' as it glides thru the Wind farms near Camp Grove, Illinois
Headed south towards Kansas City, the Wimmer Special kicks up the dust on the Spine line.
The Wimmer Special is led by the Centennial between Ames and Jordan, IA this morning.